LP5862RSMR

LED Driver IC Overview

The LP5862RSMR is an LED lighting driver IC from Texas Instruments, designed for matrix applications. It features 18 outputs with 8-bit analog dimming capability. The device operates within a supply voltage range of 2.7 V to 5.5 V and supports both SPI and I2C interfaces. It includes protection features such as thermal shutdown and open/short LED detection. The component is housed in a VQFN-40 package and is suitable for high-current LED matrix driving.

LED Driver IC Feature Summary

• Supports 8-bit analog dimming for precise brightness control across 18 channels.
• Integrates SPI and I2C serial interfaces for flexible system connectivity.
• Includes built-in diagnostics for LED open and short circuit detection.
• Features thermal shutdown protection to ensure operational safety.

LED Driver IC Applications

• LED matrix displays
• Backlighting systems
• General LED illumination

LED Driver IC Procurement Notes

Verify the specific suffix 'RSMR' against the manufacturer's official datasheet to confirm pinout and packaging details. Ensure compatibility with the target PCB footprint, specifically the VQFN-40 package dimensions. Confirm that the design supports the required 2.7 V to 5.5 V input voltage range and interface protocols before finalizing procurement.

LED Driver IC Selection Notes

Select this component when an 18-channel LED driver with 8-bit analog dimming is required. It is appropriate for designs needing SPI or I2C control and integrated fault detection. Consider the VQFN-40 package size and thermal requirements relative to the application's power dissipation needs.

LED Driver IC Part Context

This part belongs to the LP586x series of LED matrix drivers from Texas Instruments. These devices are engineered for high-performance LED lighting applications requiring multiple channels and advanced dimming capabilities. The series typically offers various output current options and interface configurations to suit different display and illumination needs.

LED Driver IC Replacement Considerations

Consult the official datasheet for direct pin-to-pin compatible alternatives within the LP586x family. Verify functional equivalence regarding channel count, dimming resolution, and interface support before substitution.